1974 Ski-Doo Shop Manual, Page 226Get this manual
19741975 DRIVEN PULLEY SPRING TENSION
ELAN 250 250E 250T 250 Deluxe 294SS 300SS OLYMPIQUE 300 300E 340 340E 400 400E 440 NORDIC T'NT 640ER 300SM 340SM 340SE 440SM 440SE T'NT EVEREST 440SL 440E T'NT FA 340 400 440 ALPINE 440ER 640ER ELITE 440ER
SPRING TENSION
8 Ibs 21bs Ibs Ibs Ibs Ibs Ibs 21bs Ibs Ibs